body,
div,
span,
header,
footer,
nav,
section,
aside,
article,
ul,
dl,
dt,
dd,
li,
a,
p,
h1,
h2,
h3,
h4,
h5,
h6,
i,
b,
textarea,
button,
input,
select,
figure,
figcaption,
hr {
    padding: 0;
    margin: 0;
    list-style: none;
    font-style: normal;
    font-size: 14px; //默认字体大小
    text-decoration: none;
    font-family: Helvetica Neue, Helvetica, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Arial, sans-serif;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    &:hover {
        outline: none;
    }
}

*,
*:before,
*:after {
    box-sizing: inherit;
}

//滚动条样式
::-webkit-scrollbar {
    width: 4px;
    height: 4px;
    background-color: #ccc;
}

::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 1px rgba(0, 0, 0, 0);
    background-color: #eee;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, .3);
    background-color: #ccc;
    border-radius: 10px;
}

html {
    height: 100%;
    width: 100%;
    -webkit-overflow-scrolling: touch; //弹性滚动
}